By hitting electrons with an ultra-intense laser, researchers have revealed dynamics that go beyond 'classical' physics and hint at quantum effects. This radiation reaction -- demonstrated in the lab for the first time -- is thought to occur around obj...

By hitting electrons with an ultra-intense laser, researchers have revealed dynamics that go beyond 'classical' physics and hint at quantum effects. This radiation reaction -- demonstrated in the lab for the first time -- is thought to occur around objects such as black holes and quasars.